- All sections
- C - Chemistry; metallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 53/124 - Acids containing four carbon atoms
Patent holdings for IPC class C07C 53/124
Total number of patents in this class: 52
10-year publication summary
|
1
|
2
|
6
|
4
|
4
|
6
|
4
|
10
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Chemical Company | 2239 |
4 |
| Nouryon Chemicals International B.V. | 508 |
4 |
| Shell Internationale Research Maatschappij B.V. | 3792 |
2 |
| Shell Oil Company | 2196 |
2 |
| Nanjing Nutrabuilding Bio-Tech Co., Ltd. | 163 |
2 |
| Niacet Corporation | 14 |
2 |
| Purac Biochem B.V. | 502 |
2 |
| Hemoshear Therapeutics, Inc. | 14 |
2 |
| BASF SE | 19740 |
1 |
| Industrial Technology Research Institute | 4898 |
1 |
| Saudi Basic Industries Corporation | 625 |
1 |
| Empire Technology Development LLC | 1636 |
1 |
| Afyren | 41 |
1 |
| Biofuel-solution AB | 2 |
1 |
| Daiso Co., Ltd. | 54 |
1 |
| DIC Corporation | 3597 |
1 |
| Dongguan University of Technology | 150 |
1 |
| The First Affiliated Hospital, Third Military University, PLA | 1 |
1 |
| GE Healthcare Limited | 711 |
1 |
| Hanall Biopharma Co., Ltd. | 93 |
1 |
| Other owners | 20 |